Allied Warships

Motor Anti-Submarine Boats

Royal Navy

All Motor Anti-Submarine Boat classes (in service with the Royal Navy).

ClassCommissioned
 BPB 63 feet-type (26)0 - 1942
 White 70 feet-type (3)0 - 1940
 BPB 60 feet-type (5)1938 - 1939
 BPB 70 feet-type (16)1939 - 1941
 BPB 70 feet-type (ex: French) (18)1940 - 1941
 Mercantile conversion (1)1940 - 1940


Please note that we list the classes by navies that initiated/owned the class. Often vessels of certain classes were then built for other nations (or lent), those ships are not visible here but only through the navies pages or by looking into each class.

War losses: Motor Anti-Submarine Boats


 DateVesselClass

1941

Royal Navy6 Feb 1941HMS MA/SB 12 (MA/SB 12)BPB 70 feet-type 
Royal Navy28 Feb 1941HMS MA/SB 3 (MA/SB 3)BPB 60 feet-type 
Royal Navy9 Aug 1941HMS MA/SB 62 (MA/SB 62)BPB 70 feet-type (ex: French) 
Royal Navy14 Dec 1941HMS MA/SB 30 (MA/SB 30)BPB 63 feet-type 

1942

Royal Navy30 Sep 1942HMS MGB 18 (MGB 18)BPB 70 feet-type 
Royal Navy6 Nov 1942HMS MGB 19 (MGB 19)BPB 70 feet-type 

1943

Royal Navy8 Aug 1943HMS MGB 64 (MGB 64)BPB 70 feet-type (ex: French) 

1944

Royal Navy11 Jun 1944HMS MA/SB 17 (MA/SB 17)BPB 70 feet-type 

8 Motor Anti-Submarine Boats lost. See all Allied Warship losses.

See all Motor Anti-Submarine Boats

See all Allied Warship types


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